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Finding the Fourth Proportional to 66,024.72, 99,053.46 and 32,760.48

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Solution

The fourth proportional to 66,024.72, 99,053.46 and 32,760.48 is: 49,148.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,024.72 : 99,053.46 = 32,760.48 : x
  2. Step 2: Convert to fraction form
    66,024.72/99,053.46 = 32,760.48/x
  3. Step 3: Cross multiply
    66,024.72x = 99,053.46 × 32,760.48
  4. Step 4: Simplify right side
    66,024.72x = 3,245,038,895.26
  5. Step 5: Solve for x
    x = 3,245,038,895.26/66,024.72
  6. Step 6: Final answer
    x = 49,148.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.